On January 27, 1967, three Apollo astronauts were killed during a routine preflight rehearsal at NASA's Kennedy Space Center.

The prime crew for the first manned flight of Project Apollo died in a flash fire inside the three-man spacecraft atop its ...

On Jan. 22, 1968, NASA launched Apollo 5, marking the first time the Apollo Lunar Module flew in space and a critical step toward landing astronauts on the Moon.

The first piloted Apollo flight – called Apollo 204, though it would later be known as Apollo 1 – was intended for tests in Earth orbit, part of the eventual path to later Apollo missions going to the ...

NASA has demolished the Propulsion and Structural Test Facility and Dynamic Test Stand in Huntsville to modernize the ...

Marshall Space Flight Center workers gathered to honor the astronauts who died in the Challenger explosion, as well as those ...

As NASA prepared astronauts for its second mission into space, National Geographic had exclusive behind-the-scenes access for the intense and out-of-this-world training these pioneers underwent.